<!-- session会话管理 -->
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
  <head>
     <title>无效Session页面</title>
  </head>
  <body>
     <p>会话已无效,请重新登陆<a href="${pageContext.request.contextPath}/login.jsp">点击登陆</a></p>
  </body>
</html>